 Ruins of Zubara City (archeology site) on northwest coast. Qatar, March 13, 2010
 Excavations of ruins of Zubara City (archeology site) on northwest coast. Qatar, March 13, 2010
 Stone walls in ruined village of Al Jumail (Jumayl) used for film set, west of Ruwais on northwest coast. Qatar, February 6, 2010
 Graffiti on stone walls in ruined village of Al Jumail (Jumayl) used for film set, west of Ruwais on northwest coast. Qatar, February 6, 2010
 Broken stone walls in a ruined village of Al Jumail (Jumayl) used for film set, west of Ruwais on northwest coast. Qatar, February 6, 2010
 Dr. Petersen in an excavated mound guiding a tour of Qal at Ruwayda archeological Site on northwest coast for Qatar Natural History Group. Qatar, February 6, 2010
 Excavated stone walls on the Kassite dye site in Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, February 19, 2010
 Reconstructed Zubara Fort on northwest coast. Qatar, March 13, 2010
 Stone house in ruined village of Al Jumail (Jumayl) used for film set, west of Ruwais on northwest coast. Qatar, March 3, 2010
 Head stones of Zubara Cemetery of the northern tribes (Al Naeem, Al Kabsa, Al Kaaban, Al Bukwara, Al Muhanada, Al Mananah) on northwest coast. Qatar, March 13, 2010
 Zubara Martyrs Cemetery of the northern tribes (Naim, Al Kaaban, Bu Kuwara, Almhandh, Almannanah, Bani Hajar, Al Murra, Qahtan and Yam) on northwest coast. Qatar, March 13, 2010
 Stone house in ruined village of Al Jumail (Jumayl) used for film set, west of Ruwais on northwest coast. Qatar, February 6, 2010
 Excavated walls of a stone house on Purple Island (Jazirat Bin Ghanim) at sunrise. Al Khor, Qatar, October 24, 2014
 Excavated remains of a stone building on the Kassite dye site in Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, February 19, 2010
 Bedouin with a herd of sheep near Qal at Ruwayda archeological Site on northwest coast. Qatar, February 6, 2010
 Stone building of the village school in ruined fishermen village of Al Jumail (Jemail, Jumayl), west of Ruwais on northwest coast. Qatar, February 6, 2010
 Dr. Petersen guiding a tour of a fort at Qal at Ruwayda archeological Site on northwest coast for Qatar Natural History Group. Qatar, February 6, 2010
 Ruined village of Al Jumail (Jumayl) used for film set, west of Ruwais on northwest coast. Qatar, March 3, 2010
 Reconstructed Zubara Fort on northwest coast. Qatar, June 20, 2015
 Reconstructed Zubara Fort on northwest coast. Qatar, February 11, 2011
 Rocky ridge covered by rock carvings (stone engravings, petroglyphs) in Jabal Al Jassasiya site, on north-eastern coast. Qatar, March 4, 2010
 Salt-and-pepper moth (Utetheisa lotrix) or may be Utetheisa pulchella on glasswort near Ruwayda archeological site on northwest coast. Qatar, February 6, 2010
 Fishing rope among sea grass on a beach near ruined village of Al Jumail (Jumayl) used for film set, west of Ruwais on northwest coast. Qatar, March 3, 2010
 Rock carving (stone engravings, petroglyphs) of a dhow fishing boat on a rocky ridge in Jabal Al Jassasiya site, on north-eastern coast. Qatar, March 4, 2010
 Rock carving (stone engravings, petroglyphs) of daisy like pattern (rosette of cup marks) and a double row of cupmarks on a rocky ridge in Jabal Al Jassasiya site, on north-eastern coast. Qatar, March 4, 2010
 Traditional fishing boat or dhow and double row of seven cups pattern on rock carvings (stone engravings, petroglyphs) on a rocky ridge in Jabal Al Jassasiya site, on north-eastern coast. Qatar, March 4, 2010
 Remains of stone walls near Al Thugab Fort. North-west coast, Qatar, June 20, 2015
 Zubara Fort at sunrise. North-west coast, Qatar, March 3, 2010
 Traditional fishing boat or dhow (bas relief boat with oars) rock carving (stone engravings, petroglyphs) on a rocky ridge in Jabal Al Jassasiya site, on north-eastern coast. Qatar, March 4, 2010
 Rock carving (stone engravings, petroglyphs) of traditional fishing boats or dhows (a group of boats with oars, in bas relief) on a rocky ridge in Jabal Al Jassasiya site, on north-eastern coast. Qatar, March 4, 2010
 Zubara Fort with a cannon at morning. North-west coast, Qatar, March 3, 2010
 Yellow stone house near a beach in Ruwais on north coast. Qatar, March 3, 2010
 Ruined village of Al Jumail (Jumayl) used for film set, west of Ruwais on northwest coast. Qatar, February 6, 2010
 Excavated remains of a stone building on the Kassite dye site in Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, February 25, 2011
 Stone walls in old fishing village (ghost town) of Al Ghariyah on north-eastern coast, Ash Shamal area. Qatar, December 19, 2015
 Old stone walls in old fishing village (ghost town) of Al Ghariyah on north-eastern coast, Ash Shamal area. Qatar, September 12, 2015
 Window frames in ruined village of Al Jumail (Jumayl), west of Ruwais on northwest coast. Qatar, February 6, 2010
 Ruined house in a village of Al Jumail (Jumayl) used for film set, west of Ruwais on northwest coast. Qatar, February 6, 2010
 Stone walls with windows in old fishing village (ghost town) of Al Ghariyah on north-eastern coast, Ash Shamal area. Qatar, December 19, 2015
 Toppled stone walls in old fishing village (ghost town) of Al Ghariyah on north-eastern coast, Ash Shamal area. Qatar, June 17, 2016
 Dying beached Annulated sea snake (Hydrophis lapemoides) near village of Al Jumail (Jumayl), west of Ruwais on northwest coast. Qatar, February 6, 2010
 Stone texture on a beach opposite to Fuwairit Hills (Jabal Fuwayrith), on north-eastern coast. Qatar, March 4, 2010
 Cut seeds of mangrove (Avicennia marina) with fruits taken from a site west of Ruwais on northwest coast. Qatar, September 20, 2014
 Twig of mangrove (Avicennia marina) with fruits taken from a site west of Ruwais on northwest coast. Qatar, September 20, 2014
 Black stone texture on a beach opposite to Fuwairit Hills (Jabal Fuwayrith), on north-eastern coast. Qatar, March 4, 2010
 Dissected seeds of mangrove (Avicennia marina) with fruits taken from a site west of Ruwais on northwest coast. Qatar, September 20, 2014
 Cut halves of a seed of mangrove (Avicennia marina) with fruits taken from a site west of Ruwais on northwest coast. Qatar, September 20, 2014
 Excavated remains of a building on the Kassite dye site in Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, February 19, 2010
 Excavated shell midden on the Kassite dye site in Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, February 19, 2010
 Dissected half of a seed of mangrove (Avicennia marina) with fruits taken from a site west of Ruwais on northwest coast. Qatar, September 20, 2014
 Stone pit on rock carvings (stone engravings, petroglyphs) on a rocky ridge in Jabal Al Jassasiya site, on north-eastern coast. Qatar, February 21, 2015
 Stone pit on rock carvings (stone engravings, petroglyphs) on a rocky ridge in Jabal Al Jassasiya site, on north-eastern coast. Qatar, December 12, 2015
 Remains of excavated antique walls in Purple Island (Jazirat Bin Ghanim) at sunrise. Al Khor, Qatar, October 9, 2014
 Remnants of ancient ingenious intertidal stone fish traps (rows of beachrock stone arranged in walls in semi-circular patterns) at low tide in Al Aaliya Island (Jazirat al Aliyah). Qatar, March 27, 2013
 Al Hussein Mosque (Mohammed Bin Hussein Bin Ghanem El Rayeq Qubaisi) in a fishing village of Al Jumail (Jumayl) used for film set, west of Ruwais on northwest coast. Qatar, February 6, 2010
 Ruins of stone walls in Al Areesh. Northern Qatar, March 6, 2015
 Dandelion like flower of Launaea mucronata(?) in Al Jassasiya rock carvings archeological site, on north-eastern coast. Qatar, March 4, 2010
 Excavated stone remains in Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, September 26, 2014
 Sunrise over a stone quarry at Jabal Al Jassasiya site, on north-eastern coast. Qatar, December 12, 2015
 Stone engravings (petroglyphs) on a rocky ridge in Jabal Al Jassasiya site, on north-eastern coast. Qatar, May 9, 2015
 Holes in stone on a rocky ridge in Jabal Al Jassasiya site, on north-eastern coast. Qatar, December 26, 2015
 Stone quarry from a rocky ridge in Jabal Al Jassasiya site, on north-eastern coast. Qatar, December 26, 2015
 Layered stone pattern on a rocky ridge in Jabal Al Jassasiya site, on north-eastern coast. Qatar, December 26, 2015
 Various patterns on stone engravings (petroglyphs) on a rocky ridge in Jabal Al Jassasiya site, on north-eastern coast. Qatar, May 9, 2015
 Ruined village of Al Jumail (Jumayl) west of Ruwais on northwest coast. Qatar, September 20, 2014
 Various patterns on stone engravings (petroglyphs) on a rocky ridge in Jabal Al Jassasiya site, on north-eastern coast. Qatar, December 12, 2015
 Black and orabge lichens on a stone on a rocky ridge in Jabal Al Jassasiya site, on north-eastern coast. Qatar, December 26, 2015
 Ancient ingenious intertidal stone fish traps on a beach near Zubara archeological site. Northern Qatar, October 24, 2014
 Rock carvings (stone engravings, petroglyphs) on a rocky ridge in Jabal Al Jassasiya site, on north-eastern coast. Qatar, December 12, 2015
 Rock carvings (stone engravings, petroglyphs) on a rocky ridge in Jabal Al Jassasiya site, on north-eastern coast. Qatar, February 21, 2015
 Suaeda aegyptiaca with flowers near village of Al Jumail (Jumayl) west of Ruwais on northwest coast. Qatar, September 20, 2014
 Shoot of Bienertia sinuspersici near village of Al Jumail (Jumayl) west of Ruwais on northwest coast. Qatar, September 20, 2014
 Various patterns of rock carvings (stone engravings, petroglyphs) on a rocky ridge in Jabal Al Jassasiya site, on north-eastern coast. Qatar, December 12, 2015
 Fishing boat on rock carvings (stone engravings, petroglyphs) on a rocky ridge in Jabal Al Jassasiya site, on north-eastern coast. Qatar, May 9, 2015
 Fruits of mangrove (Avicennia marina) near village of Al Jumail (Jumayl) west of Ruwais on northwest coast. Qatar, September 20, 2014
 Sand crab in shallow water near village of Al Jumail (Jumayl) west of Ruwais on northwest coast. Qatar, September 20, 2014
 Mangrove (Avicennia marina) with fruits near village of Al Jumail (Jumayl) west of Ruwais on northwest coast. Qatar, September 20, 2014
 Bienertia sinuspersici with flower buds near village of Al Jumail (Jumayl) west of Ruwais on northwest coast. Qatar, September 20, 2014
 Some round holes on rock carvings (stone engravings, petroglyphs) on a rocky ridge in Jabal Al Jassasiya site, on north-eastern coast. Qatar, February 21, 2015
 Fishing boats on rock carvings (stone engravings, petroglyphs) on a rocky ridge in Jabal Al Jassasiya site, on north-eastern coast. Qatar, December 12, 2015
 Rock carvings (stone engravings, petroglyphs) of a dhow fishing boat on a rocky ridge in Jabal Al Jassasiya site, on north-eastern coast. Qatar, May 9, 2015
 Close up of a fishing boat on rock carvings (stone engravings, petroglyphs) on a rocky ridge in Jabal Al Jassasiya site, on north-eastern coast. Qatar, February 21, 2015
 Stone ruins near a depression behind a rocky ridge in Jabal Al Jassasiya, on north-eastern coast. Qatar, March 26, 2016
 Rock carvings (stone engravings, petroglyphs) of a dhow fishing boat with oars on a rocky ridge in Jabal Al Jassasiya site, on north-eastern coast. Qatar, February 21, 2015
 Group of fishing boats with oars on rock carvings (stone engravings, petroglyphs) on a rocky ridge in Jabal Al Jassasiya site, on north-eastern coast. Qatar, February 21, 2015
 Traditional fishing boat or dhow on rock carvings (stone engravings, petroglyphs) on a rocky ridge in Jabal Al Jassasiya site, on north-eastern coast. Qatar, December 12, 2015
 Rock carvinsg (stone engravings, petroglyphs) of a daisy like pattern (rosette of cup marks) on a rocky ridge in Jabal Al Jassasiya site, on north-eastern coast. Qatar, February 21, 2015
 Daisy like pattern (rosette of cup marks) on rock carvings (stone engravings, petroglyphs) on a rocky ridge in Jabal Al Jassasiya site, on north-eastern coast. Qatar, February 21, 2015
 Sea lavender (Limonium axillare) growing near rock carvings (stone engravings, petroglyphs) on a rocky ridge in Jabal Al Jassasiya site, on north-eastern coast. Qatar, February 21, 2015
 Rock carvings (stone engravings, petroglyphs) of two dhow fishing boats with oars on a rocky ridge in Jabal Al Jassasiya site, on north-eastern coast. Qatar, February 21, 2015
 Stone walls in Al Jumayliyah (Jamilla, Aljumileh). Western Qatar, February 13, 2015
 Crumbled stone walls in a village of Al Areesh (Arish). Northern Qatar, May 9, 2015
 Stone seed (Echiochilon persicum(?)) on a rocky ridge in Jabal Al Jassasiya, on north-eastern coast. Qatar, March 26, 2016
 Bas relief of a traditional fishing boat or dhow with oars in rock carvings (stone engravings, petroglyphs) on a rocky ridge in Jabal Al Jassasiya site, on north-eastern coast. Qatar, May 9, 2015
 Stone walls in a village of Al Jumail (Jumayl) west of Ruwais. Northern Qatar, May 9, 2015
 Daisy like pattern (rosette of cup marks) and a double row of cupmarks on rock carvings (stone engravings, petroglyphs) on a rocky ridge in Jabal Al Jassasiya site, on north-eastern coast. Qatar, December 12, 2015
 Rock carvings (stone engravings, petroglyphs) of daisy like pattern (rosette of cup marks) and a double row of cupmarks on a rocky ridge in Jabal Al Jassasiya site, on north-eastern coast. Qatar, February 21, 2015
 Bas relief of a traditional fishing boat or dhow with oars in rock carvings (stone engravings, petroglyphs) on a rocky ridge in Jabal Al Jassasiya site, on north-eastern coast. Qatar, February 21, 2015
 Rock carvings (stone engravings, petroglyphs) of a dhow fishing boats and a double row of seven cups pattern on a rocky ridge in Jabal Al Jassasiya site, on north-eastern coast. Qatar, February 21, 2015
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